Side Plank Pose, or Vasisthasana, is commonly known as a challenging arm balance. Yet there's so much more to it than that.

The straight-arm plank is the most demanding of positions, but thankfully, the exercise works way more than just your abs.

Isometric exercises, like planks or wall sits, may lower blood pressure more effectively than other types of workouts. These static moves are easy to do at home and don’t require equipment or long ...